Messages in this thread Patch in this message | | | From | ping xiong <> | Subject | [f2fs-dev][PATCH V2] resize.f2fs: add option for large_nat_bitmap feature | Date | Mon, 13 Jan 2020 14:52:30 +0800 |
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From: xiongping1 <xiongping1@xiaomi.com>
resize.f2fs has already supported large_nat_bitmap feature, but has no option to turn on it.
This change add a new '-i' option to control turning on it.
Signed-off-by: xiongping1 <xiongping1@xiaomi.com> --- fsck/main.c | 6 +++++- fsck/resize.c | 3 +++ 2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/fsck/main.c b/fsck/main.c index 9a7d499..e7e3dfc 100644 --- a/fsck/main.c +++ b/fsck/main.c @@ -104,6 +104,7 @@ void resize_usage() MSG(0, "\nUsage: resize.f2fs [options] device\n"); MSG(0, "[options]:\n"); MSG(0, " -d debug level [default:0]\n"); + MSG(0, " -i extended node bitmap, node ratio is 20%% by default\n"); MSG(0, " -s safe resize (Does not resize metadata)"); MSG(0, " -t target sectors [default: device size]\n"); MSG(0, " -V print the version number and exit\n"); @@ -449,7 +450,7 @@ void f2fs_parse_options(int argc, char *argv[]) break; } } else if (!strcmp("resize.f2fs", prog)) { - const char *option_string = "d:st:V"; + const char *option_string = "d:st:iV"; c.func = RESIZE; while ((option = getopt(argc, argv, option_string)) != EOF) { @@ -476,6 +477,9 @@ void f2fs_parse_options(int argc, char *argv[]) ret = sscanf(optarg, "%"PRIx64"", &c.target_sectors); break; + case 'i': + c.large_nat_bitmap = 1; + break; case 'V': show_version(prog); exit(0); diff --git a/fsck/resize.c b/fsck/resize.c index fc563f2..46b1cfb 100644 --- a/fsck/resize.c +++ b/fsck/resize.c @@ -512,6 +512,9 @@ static void rebuild_checkpoint(struct f2fs_sb_info *sbi, /* update nat_bits flag */ flags = update_nat_bits_flags(new_sb, cp, get_cp(ckpt_flags)); + if (c.large_nat_bitmap) + flags |= CP_LARGE_NAT_BITMAP_FLAG; + if (flags & CP_COMPACT_SUM_FLAG) flags &= ~CP_COMPACT_SUM_FLAG; if (flags & CP_LARGE_NAT_BITMAP_FLAG) -- 2.7.4
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